118873523 has 4 divisors (see below), whose sum is σ = 122972640. Its totient is φ = 114774408.

The previous prime is 118873511. The next prime is 118873529. The reversal of 118873523 is 325378811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 118873523 - 2⁴ = 118873507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118873529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049515 + ... + 2049572.

It is an arithmetic number, because the mean of its divisors is an integer number (30743160).

Almost surely, 2^118873523 is an apocalyptic number.

118873523 is a deficient number, since it is larger than the sum of its proper divisors (4099117).

118873523 is an equidigital number, since it uses as much as digits as its factorization.

118873523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099116.

The product of its digits is 40320, while the sum is 38.

The square root of 118873523 is about 10902.9135097001. The cubic root of 118873523 is about 491.6941538337.

The spelling of 118873523 in words is "one hundred eighteen million, eight hundred seventy-three thousand, five hundred twenty-three".